Since 2019, the Colorado Rockies have allowed the most runs by a team, with 5,090 runs.

	TEAM	R	G	W%	W	L	GS	ERA	SO	CG	SHO	SV	IP	H	ER	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Rockies	5,090	906	.403	365	541	906	5.34	6,609	6	3	193	7959.0	8,646	4,725	1,230	3,149	382	98	35,116	352	7.47	3.56	2.10	1.39	18.8	9.0	1.48	.312	5.76	9.78
2	Pirates	4,563	908	.413	375	533	908	4.71	7,543	5	2	192	7977.1	7,856	4,176	1,079	3,255	469	121	34,847	302	8.51	3.67	2.32	1.22	21.6	9.3	1.39	.301	5.15	8.86
3	Nationals	4,514	908	.438	398	510	908	4.73	7,428	6	1	208	7943.0	8,001	4,176	1,239	3,045	363	158	34,569	317	8.42	3.45	2.44	1.40	21.5	8.8	1.39	.301	5.11	9.07
4	Orioles	4,499	906	.462	419	487	906	4.67	7,252	3	2	211	8003.2	7,946	4,150	1,221	2,837	374	60	34,506	373	8.15	3.19	2.56	1.37	21.0	8.2	1.35	.295	5.06	8.94
5	Angels	4,483	906	.440	399	507	906	4.62	7,722	5	3	207	8002.0	7,584	4,112	1,169	3,280	419	144	34,613	389	8.69	3.69	2.35	1.31	22.3	9.5	1.36	.291	5.04	8.53
6	Red Sox	4,410	909	.503	457	452	909	4.46	8,141	7	4	226	8075.1	7,941	4,006	1,107	3,007	436	125	34,907	337	9.07	3.35	2.71	1.23	23.3	8.6	1.36	.308	4.91	8.85
7	Diamondbacks	4,406	908	.472	429	479	908	4.55	7,398	4	4	207	8050.1	7,888	4,073	1,165	2,942	338	169	34,595	264	8.27	3.29	2.51	1.30	21.4	8.5	1.35	.295	4.93	8.82
8	Royals	4,365	909	.428	389	520	909	4.59	7,205	8	2	208	7958.2	7,917	4,059	1,045	3,113	395	95	34,482	383	8.15	3.52	2.31	1.18	20.9	9.0	1.39	.302	4.94	8.95
9	Rangers	4,345	908	.456	414	494	908	4.53	7,438	11	5	187	8009.0	7,683	4,029	1,151	3,032	379	89	34,393	339	8.36	3.41	2.45	1.29	21.6	8.8	1.34	.292	4.88	8.63
10	Marlins	4,275	906	.424	384	522	906	4.40	7,740	14	5	200	7995.2	7,558	3,909	1,089	3,110	454	175	34,361	289	8.71	3.50	2.49	1.23	22.5	9.1	1.33	.294	4.81	8.51
11	White Sox	4,252	907	.433	393	514	907	4.37	7,983	15	7	187	7966.2	7,499	3,868	1,113	3,258	346	111	34,361	378	9.02	3.68	2.45	1.26	23.2	9.5	1.35	.295	4.80	8.47
12	Athletics	4,246	908	.460	418	490	908	4.42	7,209	6	6	210	8036.2	7,751	3,951	1,077	2,956	426	144	34,543	356	8.07	3.31	2.44	1.21	20.9	8.6	1.33	.292	4.75	8.68
13	Tigers	4,209	905	.444	402	503	905	4.32	7,312	4	2	218	7989.1	7,627	3,832	1,088	2,814	366	67	34,144	322	8.24	3.17	2.60	1.23	21.4	8.2	1.31	.290	4.74	8.59
14	Reds	4,200	909	.472	429	480	909	4.39	8,186	6	4	227	8014.0	7,368	3,912	1,165	3,195	449	118	34,407	283	9.19	3.59	2.56	1.31	23.8	9.3	1.32	.290	4.72	8.27
15	Cubs	4,084	908	.497	451	457	908	4.15	7,731	6	4	219	8026.1	7,503	3,697	1,108	2,979	393	84	34,281	300	8.67	3.34	2.60	1.24	22.6	8.7	1.31	.290	4.58	8.41
16	Phillies	4,082	907	.535	485	422	907	4.20	8,080	20	13	218	8015.1	7,627	3,743	1,091	2,725	370	121	34,067	251	9.07	3.06	2.97	1.23	23.7	8.0	1.29	.300	4.58	8.56
17	Blue Jays	4,067	907	.509	462	445	907	4.17	7,897	6	3	228	8021.1	7,521	3,717	1,159	2,860	387	117	34,134	254	8.86	3.21	2.76	1.30	23.1	8.4	1.29	.291	4.56	8.44
18	Twins	4,018	908	.523	475	433	908	4.15	8,049	5	2	225	8054.0	7,544	3,713	1,104	2,545	360	75	33,988	292	8.99	2.84	3.16	1.23	23.7	7.5	1.25	.294	4.49	8.43
19	Mariners	3,987	906	.519	470	436	906	4.08	7,596	8	3	230	8054.1	7,381	3,647	1,121	2,579	331	126	33,813	288	8.49	2.88	2.95	1.25	22.5	7.6	1.24	.282	4.46	8.25
20	Giants	3,923	908	.525	477	431	908	3.94	7,775	11	6	244	8077.1	7,540	3,539	933	2,638	367	100	34,094	292	8.66	2.94	2.95	1.04	22.8	7.7	1.26	.295	4.37	8.40
21	Cardinals	3,915	906	.526	477	429	906	4.07	7,054	9	3	250	7979.2	7,447	3,606	940	2,950	357	117	33,856	291	7.96	3.33	2.39	1.06	20.8	8.7	1.30	.288	4.42	8.40
22	Mets	3,867	908	.526	478	430	908	4.01	8,308	7	5	215	7987.0	7,270	3,557	1,020	2,930	424	101	33,856	300	9.36	3.30	2.84	1.15	24.5	8.7	1.28	.295	4.36	8.19
23	Padres	3,829	906	.522	473	433	906	3.97	8,216	5	5	245	8023.2	7,201	3,540	1,036	2,755	420	95	33,838	309	9.22	3.09	2.98	1.16	24.3	8.1	1.24	.288	4.29	8.08
24	Brewers	3,801	908	.554	503	405	908	3.86	8,357	4	2	265	8080.2	7,009	3,464	1,089	2,949	376	97	33,979	271	9.31	3.28	2.83	1.21	24.6	8.7	1.23	.279	4.23	7.81
25	Braves	3,769	906	.587	532	374	906	3.88	8,262	7	5	251	8043.1	7,276	3,464	985	2,894	379	141	33,973	326	9.24	3.24	2.85	1.10	24.3	8.5	1.26	.293	4.22	8.14